The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10035131 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 31, 2018

Filed:

Nov. 20, 2012
Applicant:

Indian Institute of Technology, Chennai, IN;

Inventors:

Thalappil Pradeep, Chennai, IN;

Leelavathi Annamalai, Kanjikoval, IN;

Mohan Udhaya Sankar, Cuddalore, IN;

Amrita Chaudhary, Varanasi, IN;

n/a Anshup, Lucknow, IN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/32 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); C02F 1/28 (2006.01); B82Y 30/00 (2011.01); C02F 101/10 (2006.01); C02F 101/14 (2006.01); C02F 103/06 (2006.01);
U.S. Cl.
CPC ...
B01J 20/3293 (2013.01); B01J 20/2805 (2013.01); B01J 20/28007 (2013.01); B01J 20/28042 (2013.01); B01J 20/3085 (2013.01); B01J 20/3236 (2013.01); B01J 20/3289 (2013.01); B82Y 30/00 (2013.01); C02F 1/288 (2013.01); B01J 2220/56 (2013.01); B01J 2220/58 (2013.01); C02F 1/281 (2013.01); C02F 2101/103 (2013.01); C02F 2101/14 (2013.01); C02F 2103/06 (2013.01); C02F 2305/08 (2013.01);
Abstract

An adsorbent composition comprising a nanoscale shell of metal oxide or hydroxide on an organic-templated-boehmite-nanoarchitecture (OTBN) is provided. The nanoscale shell is prepared by impregnating OTBN with a metal or a non-metal ion, followed by in-situ hydrolysis of the deposited ion on the OTBN surface. The thickness of the shell is less than about 3 nm, which is less than the size of OTBN core. The number of layers of the shell is flexible, thereby leading to a multi-layer nanoscale hybrid composition. The adsorbent composition is capable of removing inorganic anions such as fluoride from water, with an increased adsorption capacity.


Find Patent Forward Citations

Pradeep, Thalappil. (2018). Multilayer organic-templated-boehmite-nanoarchitecture for water purification (U.S. Patent No. 10035131). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10035131

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